Use suite 2.4 (#444)

Author: jackkleeman

.github/workflows/integration.yaml

@@ -106,8 +106,8 @@ jobs:
       - name: Build restatedev/java-test-services image
         run: ./gradlew -Djib.console=plain :test-services:jibDockerBuild
 
-      - name: Run test tool 2.3
-        uses: restatedev/sdk-test-suite@v2.3
+      - name: Run test tool 2.4
+        uses: restatedev/sdk-test-suite@v2.4
         with:
           envVars: ${{ inputs.envVars }}
           testArtifactOutput: ${{ inputs.testArtifactOutput != '' && inputs.testArtifactOutput || 'sdk-java-integration-test-report' }}